//variable的学习：execute:执行
//variable=named momory location,process information effectively
/*
syntax:
      identifier(arguements list called input )
        {-----------------------
         -----------------------    
        ----processing input-------
        }  

        add(int x,int y)
        {
          int m=x+y;
          return z;
        }
          function=perform a particular task
        */
#include <stdio.h>
int add(int x,int y){
    int a=x+y;
    return a;
}
int main(void){
    int m=add(3,4);
    printf("%d\n",m);
    return 0;
}
